North Korea's missile launches could be groundwork for a return to intercontinental ballistic missile and nuclear bomb tests this year for the first time since 2017, the U.S. Directorate of National Intelligence (DNI) said in its annual Worldwide Threat Assessment released on Monday.
On Tuesday, U.S.-based analysts said commercial satellite imagery shows construction at North Korea's nuclear testing site for the first time since it was closed in 2018.
